| APA | Smart Define. (2015). traffic light thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/traffic_light/thesaurus/related |
| Chicago | Smart Define. 2015. "traffic light thesaurus" https://smartdefine.org/traffic_light/thesaurus/related (accessed September 25, 2026). |
| Harvard | Smart Define 2015, traffic light thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/traffic_light/thesaurus/related>. |
| MLA | Smart Define. "traffic light thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/traffic_light/thesaurus/related> |